Campos-Enríquez, J., J. Urrutia Fucugauchi, and M. Arroyo Esquivel. “Depth to the Curie Isotherm from Aeromagnetic Data and Geothermal Considerations for the Western Sector of the Trans-Mexican Volcanic Belt”. Geofisica Internacional, vol. 28, no. 5, Dec. 1989, pp. 993-1005, doi:10.22201/igeof.00167169p.1989.28.5.1294.